diff options
| -rw-r--r-- | camera-wrapper/Android.mk | 48 | ||||
| -rw-r--r-- | camera-wrapper/CameraWrapper.cpp | 595 |
2 files changed, 0 insertions, 643 deletions
diff --git a/camera-wrapper/Android.mk b/camera-wrapper/Android.mk deleted file mode 100644 index f26719d..0000000 --- a/camera-wrapper/Android.mk +++ /dev/null @@ -1,48 +0,0 @@ -# -# Copyright (C) 2016 The CyanogenMod Project -# -# Licensed under the Apache License, Version 2.0 (the "License"); -# you may not use this file except in compliance with the License. -# You may obtain a copy of the License at -# -# http://www.apache.org/licenses/LICENSE-2.0 -# -# Unless required by applicable law or agreed to in writing, software -# distributed under the License is distributed on an "AS IS" BASIS, -# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. -# See the License for the specific language governing permissions and -# limitations under the License. -# - -LOCAL_PATH := $(call my-dir) - -include $(CLEAR_VARS) - -LOCAL_C_INCLUDES := \ - framework/native/include \ - frameworks/native/include/media/openmax \ - system/media/camera/include - -LOCAL_SRC_FILES := \ - CameraWrapper.cpp - -LOCAL_SHARED_LIBRARIES := \ - libhardware \ - liblog \ - libcamera_client \ - libgui \ - libhidltransport \ - libsensor \ - libutils \ - libcutils \ - android.hidl.token@1.0-utils - -LOCAL_STATIC_LIBRARIES := \ - libarect - -LOCAL_MODULE_RELATIVE_PATH := hw -LOCAL_MODULE := camera.$(TARGET_BOARD_PLATFORM) -LOCAL_MODULE_TAGS := optional - -LOCAL_32_BIT_ONLY := true -include $(BUILD_SHARED_LIBRARY) diff --git a/camera-wrapper/CameraWrapper.cpp b/camera-wrapper/CameraWrapper.cpp deleted file mode 100644 index 5bd67ce..0000000 --- a/camera-wrapper/CameraWrapper.cpp +++ /dev/null @@ -1,595 +0,0 @@ -/* - * Copyright (C) 2016, The CyanogenMod Project - * - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ - -/** -* @file CameraWrapper.cpp -* -* This file wraps a vendor camera module. -* -*/ - -//#define LOG_NDEBUG 0 - -#define LOG_TAG "CameraWrapper" -#include <cutils/log.h> -#include <cutils/native_handle.h> -#include <utils/threads.h> -#include <utils/String8.h> -#include <sensor/SensorManager.h> -#include <hardware/hardware.h> -#include <hardware/camera.h> -#include <camera/Camera.h> -#include <camera/CameraParameters.h> -#include <media/hardware/HardwareAPI.h> // For VideoNativeHandleMetadata - -using namespace android; - -static Mutex gCameraWrapperLock; -static camera_module_t *gVendorModule = 0; - -static camera_notify_callback gUserNotifyCb = NULL; -static camera_data_callback gUserDataCb = NULL; -static camera_data_timestamp_callback gUserDataCbTimestamp = NULL; -static camera_request_memory gUserGetMemory = NULL; -static void *gUserCameraDevice = NULL; - -static char **fixed_set_params = NULL; - -static int camera_device_open(const hw_module_t *module, const char *name, - hw_device_t **device); -static int camera_get_number_of_cameras(void); -static int camera_get_camera_info(int camera_id, struct camera_info *info); - -static struct hw_module_methods_t camera_module_methods = { - .open = camera_device_open -}; - -camera_module_t HAL_MODULE_INFO_SYM = { - .common = { - .tag = HARDWARE_MODULE_TAG, - .module_api_version = CAMERA_MODULE_API_VERSION_1_0, - .hal_api_version = HARDWARE_HAL_API_VERSION, - .id = CAMERA_HARDWARE_MODULE_ID, - .name = "MSM8996 Camera Wrapper", - .author = "The CyanogenMod Project", - .methods = &camera_module_methods, - .dso = NULL, /* remove compilation warnings */ - .reserved = {0}, /* remove compilation warnings */ - }, - .get_number_of_cameras = camera_get_number_of_cameras, - .get_camera_info = camera_get_camera_info, - .set_callbacks = NULL, /* remove compilation warnings */ - .get_vendor_tag_ops = NULL, /* remove compilation warnings */ - .open_legacy = NULL, /* remove compilation warnings */ - .set_torch_mode = NULL, /* remove compilation warnings */ - .init = NULL, /* remove compilation warnings */ - .reserved = {0}, /* remove compilation warnings */ -}; - -typedef struct wrapper_camera_device { - camera_device_t base; - int id; - camera_device_t *vendor; -} wrapper_camera_device_t; - -#define VENDOR_CALL(device, func, ...) ({ \ - wrapper_camera_device_t *__wrapper_dev = (wrapper_camera_device_t*) device; \ - __wrapper_dev->vendor->ops->func(__wrapper_dev->vendor, ##__VA_ARGS__); \ -}) - -#define CAMERA_ID(device) (((wrapper_camera_device_t *)(device))->id) - -static int check_vendor_module() -{ - int rv = 0; - ALOGV("%s", __FUNCTION__); - - if (gVendorModule) - return 0; - - rv = hw_get_module_by_class("camera", "vendor", - (const hw_module_t**)&gVendorModule); - if (rv) - ALOGE("failed to open vendor camera module"); - return rv; -} - -static bool can_talk_to_sensormanager() -{ - SensorManager& sensorManager( - SensorManager::getInstanceForPackage(String16("camera"))); - Sensor const * const * sensorList; - return sensorManager.getSensorList(&sensorList) >= 0; -} - -/******************************************************************* - * implementation of camera_device_ops functions - *******************************************************************/ - -static int camera_set_preview_window(struct camera_device *device, - struct preview_stream_ops *window) -{ - if (!device) - return -EINVAL; - - ALOGV("%s->%08X->%08X", __FUNCTION__, (uintptr_t)device, - (uintptr_t)(((wrapper_camera_device_t*)device)->vendor)); - - return VENDOR_CALL(device, set_preview_window, window); -} - -void camera_notify_cb(int32_t msg_type, int32_t ext1, int32_t ext2, void *user) { - gUserNotifyCb(msg_type, ext1, ext2, gUserCameraDevice); -} - -void camera_data_cb(int32_t msg_type, const camera_memory_t *data, unsigned int index, - camera_frame_metadata_t *metadata, void *user) { - gUserDataCb(msg_type, data, index, metadata, gUserCameraDevice); -} - -void camera_data_cb_timestamp(nsecs_t timestamp, int32_t msg_type, - const camera_memory_t *data, unsigned index, void *user) { - gUserDataCbTimestamp(timestamp, msg_type, data, index, gUserCameraDevice); -} - -camera_memory_t* camera_get_memory(int fd, size_t buf_size, - uint_t num_bufs, void *user) { - return gUserGetMemory(fd, buf_size, num_bufs, gUserCameraDevice); -} - -static void camera_set_callbacks(struct camera_device *device, - camera_notify_callback notify_cb, - camera_data_callback data_cb, - camera_data_timestamp_callback data_cb_timestamp, - camera_request_memory get_memory, - void *user) -{ - if (!device) - return; - - ALOGV("%s->%08X->%08X", __FUNCTION__, (uintptr_t)device, - (uintptr_t)(((wrapper_camera_device_t*)device)->vendor)); - - gUserNotifyCb = notify_cb; - gUserDataCb = data_cb; - gUserDataCbTimestamp = data_cb_timestamp; - gUserGetMemory = get_memory; - gUserCameraDevice = user; - - VENDOR_CALL(device, set_callbacks, camera_notify_cb, camera_data_cb, - camera_data_cb_timestamp, camera_get_memory, user); -} - -static void camera_enable_msg_type(struct camera_device *device, - int32_t msg_type) -{ - if (!device) - return; - - ALOGV("%s->%08X->%08X", __FUNCTION__, (uintptr_t)device, - (uintptr_t)(((wrapper_camera_device_t*)device)->vendor)); - - VENDOR_CALL(device, enable_msg_type, msg_type); -} - -static void camera_disable_msg_type(struct camera_device *device, - int32_t msg_type) -{ - if (!device) - return; - - ALOGV("%s->%08X->%08X", __FUNCTION__, (uintptr_t)device, - (uintptr_t)(((wrapper_camera_device_t*)device)->vendor)); - - VENDOR_CALL(device, disable_msg_type, msg_type); -} - -static int camera_msg_type_enabled(struct camera_device *device, - int32_t msg_type) -{ - if (!device) - return 0; - - ALOGV("%s->%08X->%08X", __FUNCTION__, (uintptr_t)device, - (uintptr_t)(((wrapper_camera_device_t*)device)->vendor)); - - return VENDOR_CALL(device, msg_type_enabled, msg_type); -} - -static int camera_start_preview(struct camera_device *device) -{ - if (!device) - return -EINVAL; - - ALOGV("%s->%08X->%08X", __FUNCTION__, (uintptr_t)device, - (uintptr_t)(((wrapper_camera_device_t*)device)->vendor)); - - return VENDOR_CALL(device, start_preview); -} - -static void camera_stop_preview(struct camera_device *device) -{ - if (!device) - return; - - ALOGV("%s->%08X->%08X", __FUNCTION__, (uintptr_t)device, - (uintptr_t)(((wrapper_camera_device_t*)device)->vendor)); - - VENDOR_CALL(device, stop_preview); -} - -static int camera_preview_enabled(struct camera_device *device) -{ - if (!device) - return -EINVAL; - - ALOGV("%s->%08X->%08X", __FUNCTION__, (uintptr_t)device, - (uintptr_t)(((wrapper_camera_device_t*)device)->vendor)); - - return VENDOR_CALL(device, preview_enabled); -} - -static int camera_store_meta_data_in_buffers(struct camera_device *device, - int enable) -{ - if (!device) - return -EINVAL; - - ALOGV("%s->%08X->%08X", __FUNCTION__, (uintptr_t)device, - (uintptr_t)(((wrapper_camera_device_t*)device)->vendor)); - - return VENDOR_CALL(device, store_meta_data_in_buffers, enable); -} - -static int camera_start_recording(struct camera_device *device) -{ - if (!device) - return EINVAL; - - ALOGV("%s->%08X->%08X", __FUNCTION__, (uintptr_t)device, - (uintptr_t)(((wrapper_camera_device_t*)device)->vendor)); - - return VENDOR_CALL(device, start_recording); -} - -static void camera_stop_recording(struct camera_device *device) -{ - if (!device) - return; - - ALOGV("%s->%08X->%08X", __FUNCTION__, (uintptr_t)device, - (uintptr_t)(((wrapper_camera_device_t*)device)->vendor)); - - VENDOR_CALL(device, stop_recording); -} - -static int camera_recording_enabled(struct camera_device *device) -{ - if (!device) - return -EINVAL; - - ALOGV("%s->%08X->%08X", __FUNCTION__, (uintptr_t)device, - (uintptr_t)(((wrapper_camera_device_t*)device)->vendor)); - - return VENDOR_CALL(device, recording_enabled); -} - -static void camera_release_recording_frame(struct camera_device *device, - const void *opaque) -{ - if (!device) - return; - - VideoNativeHandleMetadata* md = (VideoNativeHandleMetadata*) opaque; - native_handle_t* nh = md->pHandle; - - ALOGV("%s->%08X->%08X", __FUNCTION__, (uintptr_t)device, - (uintptr_t)(((wrapper_camera_device_t*)device)->vendor)); - - VENDOR_CALL(device, release_recording_frame, opaque); - - native_handle_close(nh); - native_handle_delete(nh); -} - -static int camera_auto_focus(struct camera_device *device) -{ - if (!device) - return -EINVAL; - - ALOGV("%s->%08X->%08X", __FUNCTION__, (uintptr_t)device, - (uintptr_t)(((wrapper_camera_device_t*)device)->vendor)); - - return VENDOR_CALL(device, auto_focus); -} - -static int camera_cancel_auto_focus(struct camera_device *device) -{ - if (!device) - return -EINVAL; - - ALOGV("%s->%08X->%08X", __FUNCTION__, (uintptr_t)device, - (uintptr_t)(((wrapper_camera_device_t*)device)->vendor)); - - return VENDOR_CALL(device, cancel_auto_focus); -} - -static int camera_take_picture(struct camera_device *device) -{ - if (!device) - return -EINVAL; - - ALOGV("%s->%08X->%08X", __FUNCTION__, (uintptr_t)device, - (uintptr_t)(((wrapper_camera_device_t*)device)->vendor)); - - return VENDOR_CALL(device, take_picture); -} - -static int camera_cancel_picture(struct camera_device *device) -{ - if (!device) - return -EINVAL; - - ALOGV("%s->%08X->%08X", __FUNCTION__, (uintptr_t)device, - (uintptr_t)(((wrapper_camera_device_t*)device)->vendor)); - - return VENDOR_CALL(device, cancel_picture); -} - -static int camera_set_parameters(struct camera_device *device, - const char *params) -{ - if (!device) - return -EINVAL; - - ALOGV("%s->%08X->%08X", __FUNCTION__, (uintptr_t)device, - (uintptr_t)(((wrapper_camera_device_t*)device)->vendor)); - - return VENDOR_CALL(device, set_parameters, params); -} - -static char *camera_get_parameters(struct camera_device *device) -{ - if (!device) - return NULL; - - ALOGV("%s->%08X->%08X", __FUNCTION__, (uintptr_t)device, - (uintptr_t)(((wrapper_camera_device_t*)device)->vendor)); - - return VENDOR_CALL(device, get_parameters); -} - -static void camera_put_parameters(struct camera_device *device, char *params) -{ - if (device) { - ALOGV("%s->%08X->%08X", __FUNCTION__, (uintptr_t)device, - (uintptr_t)(((wrapper_camera_device_t*)device)->vendor)); - } - - if (params) - free(params); -} - -static int camera_send_command(struct camera_device *device, - int32_t cmd, int32_t arg1, int32_t arg2) -{ - if (!device) - return -EINVAL; - - ALOGV("%s->%08X->%08X", __FUNCTION__, (uintptr_t)device, - (uintptr_t)(((wrapper_camera_device_t*)device)->vendor)); - - return VENDOR_CALL(device, send_command, cmd, arg1, arg2); -} - -static void camera_release(struct camera_device *device) -{ - if (!device) - return; - - ALOGV("%s->%08X->%08X", __FUNCTION__, (uintptr_t)device, - (uintptr_t)(((wrapper_camera_device_t*)device)->vendor)); - - VENDOR_CALL(device, release); -} - -static int camera_dump(struct camera_device *device, int fd) -{ - if (!device) - return -EINVAL; - - ALOGV("%s->%08X->%08X", __FUNCTION__, (uintptr_t)device, - (uintptr_t)(((wrapper_camera_device_t*)device)->vendor)); - - return VENDOR_CALL(device, dump, fd); -} - -extern "C" void heaptracker_free_leaked_memory(void); - -static int camera_device_close(hw_device_t *device) -{ - int ret = 0; - wrapper_camera_device_t *wrapper_dev = NULL; - - ALOGV("%s", __FUNCTION__); - - Mutex::Autolock lock(gCameraWrapperLock); - - if (!device) { - ret = -EINVAL; - goto done; - } - - for (int i = 0; i < camera_get_number_of_cameras(); i++) { - if (fixed_set_params[i]) - free(fixed_set_params[i]); - } - - wrapper_dev = (wrapper_camera_device_t*) device; - - wrapper_dev->vendor->common.close((hw_device_t*)wrapper_dev->vendor); - if (wrapper_dev->base.ops) - free(wrapper_dev->base.ops); - free(wrapper_dev); -done: -#ifdef HEAPTRACKER - heaptracker_free_leaked_memory(); -#endif - return ret; -} - -/******************************************************************* - * implementation of camera_module functions - *******************************************************************/ - -/* open device handle to one of the cameras - * - * assume camera service will keep singleton of each camera - * so this function will always only be called once per camera instance - */ - -static int camera_device_open(const hw_module_t *module, const char *name, - hw_device_t **device) -{ - int rv = 0; - int num_cameras = 0; - int cameraid; - wrapper_camera_device_t *camera_device = NULL; - camera_device_ops_t *camera_ops = NULL; - - Mutex::Autolock lock(gCameraWrapperLock); - - ALOGV("%s", __FUNCTION__); - - if (name != NULL) { - if (check_vendor_module()) - return -EINVAL; - - if (!can_talk_to_sensormanager()) { - ALOGE("Waiting for sensor service failed."); - return NO_INIT; - } - - cameraid = atoi(name); - num_cameras = gVendorModule->get_number_of_cameras(); - - fixed_set_params = (char **) malloc(sizeof(char *) * num_cameras); - if (!fixed_set_params) { - ALOGE("parameter memory allocation fail"); - rv = -ENOMEM; - goto fail; - } - memset(fixed_set_params, 0, sizeof(char *) * num_cameras); - - if (cameraid > num_cameras) { - ALOGE("camera service provided cameraid out of bounds, " - "cameraid = %d, num supported = %d", - cameraid, num_cameras); - rv = -EINVAL; - goto fail; - } - - camera_device = (wrapper_camera_device_t*)malloc(sizeof(*camera_device)); - if (!camera_device) { - ALOGE("camera_device allocation fail"); - rv = -ENOMEM; - goto fail; - } - memset(camera_device, 0, sizeof(*camera_device)); - camera_device->id = cameraid; - - rv = gVendorModule->common.methods->open( - (const hw_module_t*)gVendorModule, name, - (hw_device_t**)&(camera_device->vendor)); - if (rv) { - ALOGE("vendor camera open fail"); - goto fail; - } - ALOGV("%s: got vendor camera device 0x%08X", - __FUNCTION__, (uintptr_t)(camera_device->vendor)); - - camera_ops = (camera_device_ops_t*)malloc(sizeof(*camera_ops)); - if (!camera_ops) { - ALOGE("camera_ops allocation fail"); - rv = -ENOMEM; - goto fail; - } - - memset(camera_ops, 0, sizeof(*camera_ops)); - - camera_device->base.common.tag = HARDWARE_DEVICE_TAG; - camera_device->base.common.version = CAMERA_MODULE_API_VERSION_1_0; - camera_device->base.common.module = (hw_module_t *)(module); - camera_device->base.common.close = camera_device_close; - camera_device->base.ops = camera_ops; - - camera_ops->set_preview_window = camera_set_preview_window; - camera_ops->set_callbacks = camera_set_callbacks; - camera_ops->enable_msg_type = camera_enable_msg_type; - camera_ops->disable_msg_type = camera_disable_msg_type; - camera_ops->msg_type_enabled = camera_msg_type_enabled; - camera_ops->start_preview = camera_start_preview; - camera_ops->stop_preview = camera_stop_preview; - camera_ops->preview_enabled = camera_preview_enabled; - camera_ops->store_meta_data_in_buffers = camera_store_meta_data_in_buffers; - camera_ops->start_recording = camera_start_recording; - camera_ops->stop_recording = camera_stop_recording; - camera_ops->recording_enabled = camera_recording_enabled; - camera_ops->release_recording_frame = camera_release_recording_frame; - camera_ops->auto_focus = camera_auto_focus; - camera_ops->cancel_auto_focus = camera_cancel_auto_focus; - camera_ops->take_picture = camera_take_picture; - camera_ops->cancel_picture = camera_cancel_picture; - camera_ops->set_parameters = camera_set_parameters; - camera_ops->get_parameters = camera_get_parameters; - camera_ops->put_parameters = camera_put_parameters; - camera_ops->send_command = camera_send_command; - camera_ops->release = camera_release; - camera_ops->dump = camera_dump; - - *device = &camera_device->base.common; - } - - return rv; - -fail: - if (camera_device) { - free(camera_device); - camera_device = NULL; - } - if (camera_ops) { - free(camera_ops); - camera_ops = NULL; - } - *device = NULL; - return rv; -} - -static int camera_get_number_of_cameras(void) -{ - ALOGV("%s", __FUNCTION__); - if (check_vendor_module()) - return 0; - return gVendorModule->get_number_of_cameras(); -} - -static int camera_get_camera_info(int camera_id, struct camera_info *info) -{ - ALOGV("%s", __FUNCTION__); - if (check_vendor_module()) - return 0; - return gVendorModule->get_camera_info(camera_id, info); -} |